Question: I just needed help on this practice test problem; I'm stuck. Use the graph of y = f(x) below to answer the following. y =

I just needed help on this practice test problem; I'm stuck.

Use the graph of y = f(x) below to answer the following. y = f (x) W AU -3-2 - 1 2 3 4 5 (2) (1 pt each) Determine f(-2) and f(3). (ii) (2 pts) Find all real numbers x for which f(x) = -1. (iii) (2 pts) Find all real numbers x for which f(x) = -4. (iv) (1 pt each) On what interval(s) is f increasing? How about decreasing

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